/Engine/Source/Runtime/MovieScene/Public/MovieSceneSequencePlayer.h
Assign a playback client interface for this sequence player, defining instance data and binding overrides
void SetPlaybackClient ( [TScriptInterface](API\Runtime\CoreUObject\UObject\TScriptInterface)< [IMovieScenePlaybackClient](API\Runtime\MovieScene\IMovieScenePlaybackClient) > InPlaybackClient )